CN212612602U - Offshore wind power suction tube jacket installation device - Google Patents
Offshore wind power suction tube jacket installation device Download PDFInfo
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- CN212612602U CN212612602U CN202021846493.8U CN202021846493U CN212612602U CN 212612602 U CN212612602 U CN 212612602U CN 202021846493 U CN202021846493 U CN 202021846493U CN 212612602 U CN212612602 U CN 212612602U
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Abstract
The utility model relates to an offshore engineering facility technical field especially relates to an offshore wind power suction section of thick bamboo jacket installation device, set up the hoisting point respectively at the relative both ends of the jacket main part that crouches down, through the hoist and mount speed of controlling every hoisting point, turn over the jacket main part into the true form state, thereby be convenient for the installation of suction section of thick bamboo main part and jacket main part, the two can directly vertical transport after the installation, solved the big difficult problem of traditional three suction section of thick bamboo jacket construction equipment investment, the initial investment of whole device is about 2500 ten thousand, nearly 2 billion initial investment far less than super large-scale portal crane equipment; the cable wind rope does not need to be stretched, and the influence on the field is minimized; the basic treatment is simple, the integral stability is good, and the economic benefit is high; the requirements of horizontal construction and integral turning-over, hoisting and splicing of the upper jacket are met, the horizontal construction of the upper jacket can be realized, the construction precision and the construction efficiency are improved, and the risk of high-altitude operation is reduced.
Description
Technical Field
The utility model relates to an offshore engineering facility technical field especially relates to an offshore wind power suction section of thick bamboo jacket installation device.
Background
The offshore wind turbine foundation adopts different forms of foundations such as corresponding single piles, skirt piles, gravity type foundations, jacket foundations, floating foundations and the like along with the change of water depth. With the development of offshore wind power from shallow sea to deep open sea in China, the three-pile suction tube jacket fan foundation is widely adopted with the advantages of being adaptable to 20-50 m water depth, short in offshore construction period and small in influence of offshore operation window period. The three-pile suction tube jacket fan foundation comprises an upper jacket and three suction piles, wherein the height of the whole jacket structure is 92-98 m, and the weight of the whole jacket structure is 2300-2600 t.
At present, the installation device of three-pile suction tube jacket fan foundations generally comprises two types: firstly, turning over by using hoisting equipment, splicing with a suction cylinder, and arranging ultra-large type portal hoisting equipment (the hoisting capacity needs to be more than 3000t, and the hoisting height needs to be more than 120 m); and secondly, the upper jacket is horizontally built by stages, provided with hoisting equipment (the hoisting capacity needs to be more than 1000t, and the hoisting height needs to be more than 120 m), and then vertically spliced by stages. Above-mentioned two kinds of installation device or equipment drops into greatly, or splices inefficiency and high altitude construction many, is unfavorable for three suction section of thick bamboo jacket fan foundation construction cost's reduction and the improvement of efficiency of construction.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a marine wind power suction section of thick bamboo jacket installation device, solved traditional three pile suction section of thick bamboo jacket construction equipment investment big, the concatenation is efficient and the high altitude construction is many difficult problems.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a jacket installation device of a suction tube of offshore wind power is used for connecting a suction tube main body and a jacket main body and comprises a first lifting tower frame and a second lifting tower frame;
the first lifting tower is used for lifting one end of the jacket main body, the second lifting tower is used for lifting the other end of the jacket main body, the lifting height of the first lifting tower is larger than that of the second lifting tower, the lifting height difference between the first lifting tower and the second lifting tower is larger than or equal to the vertical height of one jacket main body, the lifting height of the second lifting tower is larger than that of one suction tube main body, and the horizontal distance between the first lifting tower and the second lifting tower is adjustable.
In an alternative embodiment, the first lifting tower is provided with a first lifting assembly coupled to one end of the jacket body and the second lifting tower is provided with a second lifting assembly coupled to the other end of the jacket body.
In an alternative embodiment, the number of the first lifting assemblies is two, the horizontal heights of the two first lifting assemblies are equal, the number of the second lifting assemblies is one, and the distance between each first lifting assembly and each second lifting assembly is equal.
In an alternative embodiment, the first lifting tower and the second lifting tower each include a concrete base and a tower body, the concrete base is disposed on the ground, the tower body is mounted on the concrete base, the first lifting assembly is disposed on the tower body of the first lifting tower, and the second lifting assembly is disposed on the tower body of the second lifting tower.
In an optional embodiment, the body of the first tower and the body of the second tower that promote all include end festival, standard festival, top festival and girder, the end festival is installed on the concrete base, and more than two sets of the standard festival splices in proper order, more than two sets of after the concatenation the one end and the end festival of standard festival are connected, more than two sets of after top festival and the concatenation the other end of standard festival is connected, the girder sets up on the top festival, first promotion subassembly sets up on the girder of first promotion tower, the second promotes the subassembly setting on the girder of second promotion tower.
In an alternative embodiment, the first and second lifting assemblies each comprise a hoist and a tackle pulley, the hoist and tackle pulley being interconnected, the hoist of the first lifting assembly being mounted on the concrete base of the first lifting tower, the tackle pulley of the first lifting assembly being mounted on the girder of the first lifting tower, the hoist of the second lifting assembly being mounted on the concrete base of the second lifting tower, the tackle pulley of the second lifting assembly being mounted on the girder of the second lifting tower.
In an optional embodiment, the tower body of the first hoisting tower and the tower body of the second hoisting tower each include a balance cable, a pull rod set, and a balance beam, one end of the balance cable is connected to the concrete base, the pull rod set is disposed on the girder, the other end of the balance cable is connected to one end of the pull rod set, the other end of the pull rod set is configured to fix the first hoisting assembly or the second hoisting assembly, and the first hoisting assembly and the second hoisting assembly are both connected to the jacket body through the balance beam.
In an alternative embodiment, the second lifting tower further comprises a walking trolley, and the tower body of the second lifting tower is arranged on the walking trolley.
In an optional embodiment, the offshore wind power suction tube jacket installation device further comprises an axis trolley, and a tool seat used for installing the suction tube main body is arranged on the axis trolley.
The beneficial effects of the utility model reside in that: the utility model provides a marine wind power suction section of thick bamboo jacket installation device, during the use, set up the hoisting point respectively at the relative both ends of the jacket main part of lying down, through the hoist and mount speed of controlling every hoisting point, establish the formula state with the jacket main part upset to be convenient for the installation of suction section of thick bamboo main part and jacket main part, but the two direct vertical transport after the installation has solved that traditional three suction section of thick bamboo jackets are built equipment investment big, the concatenation is efficient and the many difficult problems of high altitude construction.
Drawings
Fig. 1 is a schematic structural diagram of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 3 is a partial schematic view of an offshore wind power suction tube jacket installation apparatus according to an embodiment of the present invention;
fig. 4 is another partial schematic view of an offshore wind power suction tube jacket installation apparatus according to an embodiment of the present invention;
fig. 5 is another schematic structural diagram of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 6 is a top view of an offshore wind power suction tube jacket installation apparatus according to an embodiment of the present invention;
fig. 7 is another schematic structural diagram of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 8 is another schematic structural diagram of an offshore wind power suction tube jacket installation apparatus according to an embodiment of the present invention;
fig. 9 is another schematic structural view of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 10 is another schematic structural view of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
fig. 11 is another schematic structural view of an offshore wind power suction tube jacket installation device according to an embodiment of the present invention;
description of reference numerals:
1. a suction cartridge body;
2. a jacket body;
3. a first hoisting tower;
4. a second hoisting tower;
5. a first lifting assembly;
6. a second lifting assembly;
7. a concrete base;
8. a tower body;
9. a bottom section;
10. a standard section;
11. a top section;
12. a girder;
13. a winch;
14. a tackle pulley set;
15. balancing the inhaul cable;
16. a pull rod set;
17. a balance beam;
18. a traveling carriage;
19. and (4) carrying out axis turning.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 11, an offshore wind power suction tube jacket installation apparatus for connecting a suction tube main body and a jacket main body includes a first lifting tower and a second lifting tower;
the first lifting tower is used for lifting one end of the jacket main body, the second lifting tower is used for lifting the other end of the jacket main body, the lifting height of the first lifting tower is larger than that of the second lifting tower, the lifting height difference between the first lifting tower and the second lifting tower is larger than or equal to the vertical height of one jacket main body, the lifting height of the second lifting tower is larger than that of one suction tube main body, and the horizontal distance between the first lifting tower and the second lifting tower is adjustable.
From the above description, the beneficial effects of the present invention are: when the jacket is used, the first lifting tower frame and the second lifting tower frame are respectively arranged at two sides of the jacket main body, the lifting height difference of the first lifting tower frame and the second lifting tower frame is at least the vertical height of one jacket main body, so that the jacket main body can be smoothly turned over, the first lifting tower frame and the second lifting tower frame are gradually close to each other while the jacket main body is lifted, the lifting height of the second lifting tower frame is at least the vertical height of one suction tube main body, so that the suction tube main body can be conveniently installed from the lower part of the jacket main body, the high-altitude operation amount is reduced, and the tower frame structure has the advantages of low investment cost, about 2500 million initial investment of the whole device and far lower than the initial investment of nearly 2 hundred million of ultra-large portal type hoisting equipment; the cable wind rope does not need to be tensioned, and the influence on the field is minimized; the basic treatment is simple, the integral stability is good, and the economic benefit is high; the requirements of horizontal construction and integral turning-over, hoisting and splicing of the upper jacket are met, the horizontal construction of the upper jacket can be realized, the construction precision and the construction efficiency are improved, and the risk of high-altitude operation is reduced.
Further, the first lifting tower is provided with a first lifting assembly, the first lifting assembly is connected with one end of the jacket main body, the second lifting tower is provided with a second lifting assembly, and the second lifting assembly is connected with the other end of the jacket main body.
As can be seen from the above description, the lifting assemblies are arranged on the first lifting tower frame and the second lifting tower frame, and the lifting assemblies are utilized to lift the jacket main body, so that the control is convenient, and the cost is low.
Furthermore, the number of the first lifting assemblies is two, the horizontal heights of the two first lifting assemblies are equal, the number of the second lifting assemblies is one, and the distance between each first lifting assembly and each second lifting assembly is equal.
As can be seen from the description, the design enables the three lifting assemblies to form an isosceles triangle, and the stability and the accuracy of the lifting operation are guaranteed.
Further, the first lifting tower and the second lifting tower respectively comprise a concrete base and a tower body, the concrete base is arranged on the ground, the tower body is installed on the concrete base, the first lifting assembly is arranged on the tower body of the first lifting tower, and the second lifting assembly is arranged on the tower body of the second lifting tower.
As can be known from the above description, the concrete base is arranged on the ground, the effect of supporting and fixing is achieved, the tower body is arranged on the concrete base to the upper part, the structure is stable, and the installation is convenient.
Further, the body of the first body that promotes the pylon and the body of the second body that promotes the pylon all include end festival, standard festival, top festival and girder, the end festival is installed on the concrete base, more than two sets of the standard festival splices in proper order, more than two sets of after the concatenation the one end and the end festival of standard festival are connected, top festival and splice more than two sets of after the standard festival the other end is connected, the girder sets up on the top festival, first promotion subassembly sets up on the girder of first promotion pylon, the second promotes the subassembly setting and is in on the girder of second promotion pylon.
According to the description, the tower body comprises the bottom section, the standard section, the top section and the crossbeam, the bottom section, the standard section and the top section can be selected according to the construction height requirement, the crossbeam is installed on the top section after splicing installation, and the crossbeam is used for installing the lifting assembly to ensure the stability of the lifting structure.
Further, the first lifting assembly and the second lifting assembly respectively comprise a winch and a pulley block, the winch and the pulley block are connected with each other, the winch of the first lifting assembly is installed on the concrete base of the first lifting tower, the pulley block of the first lifting assembly is installed on a girder of the first lifting tower, the winch of the second lifting assembly is installed on the concrete base of the second lifting tower, and the pulley block of the second lifting assembly is installed on the girder of the second lifting tower.
According to the above description, the lifting assembly comprises the winch and the pulley block, the lifting rope is wound and unwound by the winch, the pulley block is matched for traction guiding, and the lifting efficiency and precision are guaranteed.
Furthermore, the tower body of the first lifting tower and the tower body of the second lifting tower both comprise a balance cable, a pull rod group and a balance beam, one end of the balance cable is connected with the concrete base, the pull rod group is arranged on the crossbeam, the other end of the balance cable is connected with one end of the pull rod group, the other end of the pull rod group is used for fixing the first lifting assembly or the second lifting assembly, and the first lifting assembly and the second lifting assembly are both connected with the jacket main body through the balance beam.
According to the description, the tower body further comprises the balance inhaul cable, the pull rod group and the balance beam, and the combination connection of the balance inhaul cable, the pull rod group and the balance beam enhances the stability of the jacket main body lifting structure.
Further, the second lifting tower further comprises a walking trolley, and a tower body of the second lifting tower is arranged on the walking trolley.
As can be seen from the above description, the traveling trolley is used to realize the movement of the second hoisting tower, thereby adjusting the distance between the two hoisting towers according to the hoisting state.
Further, offshore wind power suction tube jacket installation device still includes the axis car, be equipped with on the axis car and be used for installing the frock seat of suction tube main part.
According to the above description, the axis trolley is used for installing the suction barrel main body through the tool seat, after the jacket main body is hoisted to the designated position, the axis trolley is used for conveying the suction barrel main body to the installation area below the jacket main body, welding and assembling are carried out, and the axis trolley is driven to convey the assembled whole body out of the installation area after installation.
Referring to fig. 1 to 11, a first embodiment of the present invention is: a jacket installation device of a suction tube of offshore wind power is used for connecting a suction tube main body 1 and a jacket main body 2 and comprises a first lifting tower frame 3 and a second lifting tower frame 4;
the first lifting tower 3 is used for lifting one end of the jacket main body 2, the second lifting tower 4 is used for lifting the other end of the jacket main body 2, the lifting height of the first lifting tower 3 is greater than that of the second lifting tower 4, the lifting height difference between the first lifting tower 3 and the second lifting tower 4 is greater than or equal to the vertical height of one jacket main body 2, the lifting height of the second lifting tower 4 is greater than that of one suction barrel main body 1, and the horizontal distance between the first lifting tower 3 and the second lifting tower 4 is adjustable.
The embodiment specifically includes the following steps when installed:
referring to fig. 1 to 6, S1, a first hanging point is preset at one end of the horizontal jacket main body 2, a second hanging point is preset at the other end of the horizontal jacket main body 2, and a connection line between the first hanging point and the second hanging point is set as an initial line;
referring to fig. 7 and 8, S2, the first hoisting point is hoisted vertically upward at a first hoisting speed, and the second hoisting point is hoisted vertically upward at a second hoisting speed until a connection line between the first hoisting point and the second hoisting point rotates 90 ° relative to the initial line;
referring to fig. 9 to 11, in step S3, after the first hoisting point and the second hoisting point are hoisted upward to the preset installation height at the third hoisting speed, the suction tube body 1 is installed vertically below the jacket body 2.
Referring to fig. 1 to 11, a second embodiment of the present invention is different from the first embodiment in that: the first lifting tower 3 is provided with a first lifting assembly 5, the first lifting assembly 5 is connected with one end of the jacket main body 2, the second lifting tower 4 is provided with a second lifting assembly 6, and the second lifting assembly 6 is connected with the other end of the jacket main body 2. The number of the first lifting assemblies 5 is two, the horizontal heights of the two first lifting assemblies 5 are equal, the number of the second lifting assemblies 6 is one, and the distance between each first lifting assembly 5 and each second lifting assembly 6 is equal. The first hoisting tower 3 is a 3200t frame type hoisting system (main crane), namely a double-hoisting point type frame hoisting portal, and comprises 1 pair of hoisting towers with 2.4 meters and 1 pair of hoisting towers with 4.2 meters which are spliced with each other; the second hoisting tower 4 is a 3200t frame type hoisting system (tail sliding), namely a single hoisting point type frame tail sliding hoisting portal frame, and comprises 2 pairs of 2.4 m hoisting towers which are spliced with each other. The first lifting tower 3 and the second lifting tower 4 both comprise a concrete base 7 and a tower body 8, the concrete base 7 is arranged on the ground, the tower body 8 is installed on the concrete base 7, the first lifting assembly 5 is arranged on the tower body 8 of the first lifting tower 3, and the second lifting assembly 6 is arranged on the tower body 8 of the second lifting tower 4. First body 8 that promotes pylon 3 and second promote the body 8 of pylon 4 all include end section 9, standard festival 10, top section 11 and girder 12, end section 9 is installed on concrete foundation 7, and more than two sets of standard festival 10 splices in proper order, more than two sets of after the concatenation the one end and the end section 9 of standard festival 10 are connected, two more than two sets of after top section 11 and the concatenation the other end of standard festival 10 is connected, girder 12 sets up on the top section 11, first promotion subassembly 5 sets up on first girder 12 that promotes pylon 3, second promotion subassembly 6 sets up on the girder 12 that second promoted pylon 4. The number of the standard sections 10 of the first lifting tower 3 is 15, and the top elevation of the girder 12 is 101.26m away from the ground; the number of standard sections 10 of the second lifting tower 4 is 5, and the top elevation of the girder 12 is 36.18m away from the ground. The bottom section 94.5m, the standard section 106m, the top section 114.13m and the girder 12 of the first hoisting tower 3 are 2.63m high, and the hoisting requirement of the maximum-specification suction tube jacket (h is 94.8m) is met. The bottom section 93m, the standard section 106m multiplied by 4 section +3m multiplied by 1 section, the top section 112.1m and the girder 12 of the second hoisting tower 4 are 2.63m high, and the hoisting requirement is met. The first lifting assembly 5 and the second lifting assembly 6 both comprise a winch 13 and a tackle pulley 14, the winch 13 and the tackle pulley 14 are connected with each other, the winch 13 of the first lifting assembly 5 is mounted on the concrete base 7 of the first lifting tower 3, the tackle pulley 14 of the first lifting assembly 5 is mounted on the girder 12 of the first lifting tower 3, the winch 13 of the second lifting assembly 6 is mounted on the concrete base 7 of the second lifting tower 4, and the tackle pulley 14 of the second lifting assembly 6 is mounted on the girder 12 of the second lifting tower 4. The 2-matched 800t hoisting tackle pulley group 14 of the first hoisting assembly 5 has the hoisting capacity of 1600 t; the second lifting assembly 6 is provided with 2 sets of 500t lifting tackle groups 14, and the lifting capacity is 1000 t; the hoisting tackle blocks 14 of the first hoisting tower 3 and the second hoisting tower 4 are both 2m high. The tackle pulley 14 is provided with a haul cable. The total number of ropes of the 800t pulley train set 14 is 36, the number of wheels is 36, and the total number is 2. The maximum stress of a single set of pulley block is 1141/2 multiplied by 1.2 (uneven coefficient) which is 684.6 tons. The tower body 8 of the first lifting tower 3 and the tower body 8 of the second lifting tower 4 both comprise a balance cable 15, a pull rod group 16 and a balance beam 17, one end of the balance cable 15 is connected with the concrete base 7, the pull rod group 16 is arranged on the girder 12, the other end of the balance cable 15 is connected with one end of the pull rod group 16, the other end of the pull rod group 16 is used for fixing the first lifting assembly 5 or the second lifting assembly 6, and the first lifting assembly 5 and the second lifting assembly 6 are both connected with the jacket main body 2 through the balance beam 17. The second lifting tower 4 further comprises a walking trolley 18, and the tower body 8 of the second lifting tower 4 is arranged on the walking trolley 18. The height of the traveling trolley 18 is 1.45m, and the traveling trolley 18 is provided with 4 groups and is provided with 2 tracks. The offshore wind power suction tube jacket installation device further comprises an axis trolley 19, and a tool seat used for installing the suction tube main body 1 is arranged on the axis trolley 19. The axis trolley 19 is an SPMT axis trolley 19, the pulley groups 14 on the first lifting tower 3 and the second lifting tower 4 respectively comprise a fixed pulley and a movable pulley, the fixed pulley is installed on the girder 12 and is connected with the movable pulley through a lifting rope, the fixed pulley specification of the first lifting tower 3 is H800 multiplied by 18D, the movable pulley specification is H500 multiplied by 18D, the requirement of the current project is met, the total lifting capacity of 2 groups of lifting points is 1600t, the requirement of the current project is met, the lifting capacity utilization coefficient is 71% when considered according to the maximum lifting weight 1141t, and the lifting safety is ensured. The specification of the fixed pulley of the second hoisting tower 4 is H500 multiplied by 13D, and the specification of the movable pulley is H500 multiplied by 13D. The total lifting capacity of the 2 groups of lifting points is 1000t, the requirement of the project is met, the utilization coefficient of the lifting capacity is 58% according to the maximum lifting weight 581t, and the lifting safety is ensured. The pull rod group 16 comprises a front pull rod, an upright post and a rear pull rod, the front pull rod and the rear pull rod are arranged in a triangular mode, the upright post is connected with the top point of the triangle, and the stability of the hoisting structure is improved.
The working principle of the embodiment is as follows:
referring to fig. 1 to 6, firstly, the jacket main body 2 is transported to a designated position by using the SPMT axis trolley 19, a first hoisting point and a second hoisting point are preset on the jacket main body 2, after a hoisting rigging is installed, the jacket is integrally lifted by using the cooperation of the first lifting assembly 5 and the first lifting assembly 5, and the SPMT axis trolley 19 is withdrawn; referring to fig. 7 and 8, the jacket main body 2 is lifted to a vertical state under the cooperation of the first lifting assembly 5 and the first lifting assembly 5, and the second lifting tower 4 is delivered in a matched manner through the walking trolley 18 at the bottom in the lifting process, so that the plumb of the rigging of the two sets of lifting systems is always kept; referring to fig. 9 to 11, the jacket main body 2 is hoisted to an elevation by matching two sets of frame-type hoisting systems, and the three suction tube main bodies 1 at the lower part of the jacket main body 2 are respectively conveyed to the vertical lower part of the jacket main body 2 by using the SPMT axis trolley 19 to be aligned and welded with the jacket main body 2; after installation, the suction tube jacket is integrally loaded through the SPMT axis vehicle 19, the second hoisting tower 4 returns to the initial area, and the suction tube jacket is integrally moved out of the hoisting area for shipment and delivery, so that preparation is provided for turning over and final assembly of the next jacket main body 2.
To sum up, the utility model provides an offshore wind power suction tube jacket installation device, during the use, set up first promotion pylon and second promotion pylon respectively in the both sides of jacket main part, the lifting height difference of first promotion pylon and second promotion pylon is the vertical height of a jacket main part at least, thereby guarantee the smooth upset of jacket main part, first promotion pylon and second promotion pylon are close gradually when promoting the jacket main part, the lifting height of second promotion pylon is the vertical height of a suction tube main part at least, thereby be convenient for the suction tube main part to install from the below of jacket main part, reduce high altitude construction volume, adopt the advantage of pylon structure to lie in that the investment cost is low, the initial investment of whole device is about 2500 tens of thousands, be far below the initial investment of nearly 2 billions of super large-scale portal crane equipment; the cable wind rope does not need to be tensioned, and the influence on the field is minimized; the basic treatment is simple, the integral stability is good, and the economic benefit is high; the requirements of horizontal construction and integral turning-over, hoisting and splicing of the upper jacket are met, the horizontal construction of the upper jacket can be realized, the construction precision and the construction efficiency are improved, and the risk of high-altitude operation is reduced. All be equipped with the lifting means on first promotion pylon and the second promotion pylon, utilize the lifting means to carry out the promotion of jacket main part, control is convenient, and the cost is lower. The design makes three promotion subassembly constitute isosceles triangle like this, has guaranteed the stability and the accuracy nature of promotion operation. Concrete base sets up subaerial, plays the fixed effect of support, and the body of the tower setting is supreme at concrete base, stable in structure and installation are convenient. The tower body includes bottom section, standard festival, top festival and girder, and bottom section, standard festival and top festival can independently select for use according to the construction height requirement, install the girder on the top festival after the concatenation installation, and the girder is used for installing the stability that promotes the subassembly in order to guarantee to promote the structure. The hoisting assembly comprises a winch and a pulley block, the winch is used for winding and unwinding the lifting rope, the pulley block is matched for traction guiding, and hoisting efficiency and precision are guaranteed. The tower body still includes balanced cable, pull rod group and compensating beam, and the three built-up connection has strengthened jacket main part and has promoted structural stability. The traveling trolley is used for realizing the movement of the second lifting tower, so that the distance between the two lifting towers is adjusted according to the hoisting state. The shaft line car passes through the installation suction section of thick bamboo main part of frock seat installation, waits that the jacket main part hoists to assigned position after, and the shaft line car sends suction section of thick bamboo main part to the installation region of jacket main part below, carries out the welding assembly, drives the whole installation region of sending out of shaft line car after the installation again.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. A jacket installation device of a suction tube of offshore wind power is used for connecting a suction tube main body and a jacket main body and is characterized by comprising a first lifting tower frame and a second lifting tower frame;
the first lifting tower is used for lifting one end of the jacket main body, the second lifting tower is used for lifting the other end of the jacket main body, the lifting height of the first lifting tower is larger than that of the second lifting tower, the lifting height difference between the first lifting tower and the second lifting tower is larger than or equal to the vertical height of one jacket main body, the lifting height of the second lifting tower is larger than that of one suction tube main body, and the horizontal distance between the first lifting tower and the second lifting tower is adjustable.
2. The offshore wind power suction tube jacket installation unit of claim 1, wherein said first lifting tower is provided with a first lifting assembly connected to one end of said jacket body, and said second lifting tower is provided with a second lifting assembly connected to the other end of said jacket body.
3. The offshore wind power suction tube jacket installation device of claim 2, wherein said number of said first lifting assemblies is two, the level of two of said first lifting assemblies is equal, said number of said second lifting assemblies is one, and the distance between each of said first lifting assemblies and said second lifting assembly is equal.
4. The offshore wind power suction tube jacket installation unit of claim 2, wherein said first lifting tower and said second lifting tower each comprise a concrete base and a tower body, said concrete base being disposed on the ground, said tower body being mounted on said concrete base, said first lifting assembly being disposed on said tower body of said first lifting tower, said second lifting assembly being disposed on said tower body of said second lifting tower.
5. The offshore wind power suction tube jacket installation device according to claim 4, wherein the tower body of the first lifting tower and the tower body of the second lifting tower each comprise a bottom section, a standard section, a top section and a girder, the bottom section is installed on a concrete base, more than two groups of standard sections are sequentially spliced, one end of each spliced more than two groups of standard sections is connected with the bottom section, the top section is connected with the other end of each spliced more than two groups of standard sections, the girder is arranged on the top section, the first lifting assembly is arranged on the girder of the first lifting tower, and the second lifting assembly is arranged on the girder of the second lifting tower.
6. The offshore wind power suction tube jacket installation unit of claim 5, wherein said first and second lifting assemblies each comprise a hoist and a tackle pulley interconnected, said hoist of said first lifting assembly being mounted on a concrete base of said first lifting tower, said tackle pulley of said first lifting assembly being mounted on a girder of said first lifting tower, said hoist of said second lifting assembly being mounted on a concrete base of said second lifting tower, said tackle pulley of said second lifting assembly being mounted on a girder of said second lifting tower.
7. The offshore wind power suction tube jacket installation device according to claim 5, wherein the body of the first lifting tower and the body of the second lifting tower each comprise a balance cable, a pull rod set and a balance beam, one end of the balance cable is connected with the concrete base, the pull rod set is arranged on the girder, the other end of the balance cable is connected with one end of the pull rod set, the other end of the pull rod set is used for fixing the first lifting assembly or the second lifting assembly, and the first lifting assembly and the second lifting assembly are both connected with the jacket main body through the balance beam.
8. The offshore wind power suction tube jacket installation unit of claim 4, wherein said second lifting tower further comprises a walking trolley on which a tower body of said second lifting tower is disposed.
9. The offshore wind power suction tube jacket installation device of claim 4, further comprising an axis trolley, wherein the axis trolley is provided with a tool seat for installing the suction tube main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846493.8U CN212612602U (en) | 2020-08-28 | 2020-08-28 | Offshore wind power suction tube jacket installation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021846493.8U CN212612602U (en) | 2020-08-28 | 2020-08-28 | Offshore wind power suction tube jacket installation device |
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| CN113277017A (en) * | 2021-07-22 | 2021-08-20 | 招商局重工（江苏）有限公司 | Shipping method of 8MW suction pile type jacket foundation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113277017A (en) * | 2021-07-22 | 2021-08-20 | 招商局重工（江苏）有限公司 | Shipping method of 8MW suction pile type jacket foundation |
| CN113277017B (en) * | 2021-07-22 | 2021-09-17 | 招商局重工（江苏）有限公司 | Shipping method of 8MW suction pile type jacket foundation |
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